Home Postcode finder QLD Portland Roads Portland Roads postcode QLD Portland Roads is a locality in Queensland covered by postcode 4871. Postcode 4871 State or territory Queensland (QLD) Region North QLD Add a free Portland Roads business listing Be the first listing in Portland Roads Common questionsWhat is the postcode for Portland Roads?Portland Roads, QLD has the postcode 4871.What state is Portland Roads in?Portland Roads is in Queensland (QLD).Does postcode 4871 cover more than one suburb?Yes. Postcode 4871 covers 103 localities, so the postcode alone does not identify Portland Roads. Browse other postcodes in Queensland, or widen the search to every Australian postcode.